- fix build on unix with bundled gd

diff --git a/ext/gd/libgd/gd_color.c b/ext/gd/libgd/gd_color.c
index 2d061a5cb41736cad4db69f83584d150a6a9eb6d..0b01ecd22fac488764598232402168e82c793c7a 100644 (file)
--- a/ext/gd/libgd/gd_color.c
+++ b/ext/gd/libgd/gd_color.c
@@ -2,6 +2,7 @@
 # include "gd.h"
 #else
 # include <gd.h>
+# include <gdhelpers.h>
 #endif
 
 #include "gd_intern.h"